JP5551848B2 - Anti-itch skin external preparation - Google Patents

Anti-itch skin external preparation Download PDF

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JP5551848B2
JP5551848B2 JP2001275734A JP2001275734A JP5551848B2 JP 5551848 B2 JP5551848 B2 JP 5551848B2 JP 2001275734 A JP2001275734 A JP 2001275734A JP 2001275734 A JP2001275734 A JP 2001275734A JP 5551848 B2 JP5551848 B2 JP 5551848B2
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秀雄 酒井
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ライオン株式会社
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本発明は、乾皮症などの皮膚の乾燥による炎症、アトピー性皮膚炎、蕁麻疹などのアレルギー性疾患、物理的刺激や化学物質の侵入による皮膚の過敏反応、虫刺され、菌感染などによって引き起こされる皮膚の痒みを、軽減あるいは予防、解消する効果の高い皮膚外用剤に関する。 The present invention is inflammation due to drying of the skin, such as xeroderma, atopic dermatitis, allergic diseases such as urticaria, physical stimulus or infestation by hypersensitivity reaction of the skin of chemicals, insect bites, caused by such infection itching of the skin, reduce or prevent, on the effect of high skin external preparation to eliminate.

従来の技術及び発明が解決しようとする課題 Challenges Background of the Invention is to Solve

痒みは皮膚や皮膚に近接した粘膜と角膜に固有の掻爬欲求を伴う不快な感覚で、痛覚などと同様な体性感覚の一種と定義されている。 Itching in the unpleasant sensation with a unique curettage desire to mucous membranes and cornea in close proximity to the skin and skin, it has been defined as a kind of in the same way as a somatosensory pain. その原因としては機械的刺激や温熱刺激などの物理的刺激、有害化学物質、菌や小動物の毒素などの侵入による化学的な刺激、アレルギー性皮膚炎、蕁麻疹、接触皮膚炎などのアレルギー反応、さらにストレスや妊娠、腎透析に伴う痒みなど様々である。 Physical stimulus, such as its cause mechanical irritation or thermal stimulation, hazardous chemicals, chemical stimulation by entry of such toxins bacteria and small animals, allergic dermatitis, urticaria, allergic reactions such as contact dermatitis, Furthermore, stress and pregnancy, there are various such as itching associated with kidney dialysis. それらによる起痒のメカニズムとして痒神経への直接刺激や皮膚の肥満細胞から放出されるヒスタミンなどを介する神経刺激などが考えられているが、まだ不明な点が多く、今後の研究が待たれるところである。 Such as those caused by direct stimulation and nerve stimulation through, such as histamine released from mast cells in the skin to itch nerve as a mechanism of Okoshikayu have been considered, but many are still questions, where are waiting for the future of research is there. 近年、住居、食事など生活様式の変化や環境の悪化、有害化学物質の増加、高齢化などに伴い、こうした痒みを日常的に訴える人も増加してきており、痒みの防止、軽減は大きなニーズとなっている。 In recent years, housing, deterioration of lifestyle change and the environment, such as diet, increase of hazardous chemical substances, due to the aging population, people who complain of these itch on a daily basis has also been increasing, prevention of itching, relief and a great need going on.

これに対し、ステロイド剤や抗ヒスタミン剤などを有効成分とする外皮用薬が広く提供されている。 In contrast, dermal medicines as an active ingredient, such as steroids and antihistamines are widely available. しかしこれらは副作用の懸念があり、日常的に使用しつづけるものとしては、満足のできるものではなかった。 However, we have concerns about side effects, as things continue to everyday use, was not capable of satisfaction. また、長期使用に対しても安全性が高く、皮膚に緩和なものとして、植物エキスを用いて、炎症や痒みを抑えることも研究されており、中薬大辞典(小学館)、和漢薬図鑑(保育社)、バーブ大全(小学館)等の一般的書籍にも経験的な利用法が期されている他、芍薬や牡丹皮、黄ごんを含有する化粧料(特開昭58−23612、特開昭59−73509)、ヨモギを含有する外用剤(特開平06−211679、特開平10−298092)、ニンニクを利用したボディリンス剤(特開平08−165233)、ユーカリを配合したヘアケア剤(特開平09−104610)、肥満細胞や好塩基球からのヒスタミン、セロトニン等の遊離を抑制する作用のある植物として、阿仙薬、山椒、丁子、キイチゴ、羅漢果、ハトムギ、ドクダミ、 In addition, even for long-term use high safety, as a relief to the skin, using a plant extract, to reduce inflammation and itching it has also been studied, traditional Chinese medicine large dictionary (Shogakukan), oriental medicinal picture book ( nursery Co., Ltd.), the other that is synchronize barb Encyclopedia (Shogakukan) general empirical usage in books such as is, peony and peony leather, cosmetics containing'm yellow your (JP-a-58-23612, JP HirakiAkira 59-73509), external preparation containing mugwort (JP 06-211679, JP 10-298092), a body rinse using garlic (JP-a 08-165233), hair care agent formulated with eucalyptus (especially No. 09-104610), histamine from mast cells and basophils, as a plant with a release suppressing action of serotonin such as, Uncaria gambir Roxburgh, pepper, clove, raspberry, Lo Han Guo, pearl barley, Houttuynia cordata, 提樹などを利用した医薬品、医薬部外品、化粧料や食品(特開平10−36276、特開平10−53532、特開平10−120583、特開平10−139679)など多く提案されているが、実効の明確なものは見当たらない。 Drug using such Hisage trees, quasi-drugs, cosmetics and food (JP-A-10-36276, JP-A-10-53532, JP-A-10-120583, JP-A-10-139679) have been proposed many such, the effective of the clear ones are missing.

課題を解決するための手段及び発明の実施の形態 Embodiments of means and invention to solve the problems

本発明者らは、古来より経験的に使用されてきた和漢薬やハーブ類に着目し、痒み防止を目的に鋭意研究を進めた結果、板藍根、乳香等の和漢薬およびマウンテングレープ、ギレアドバルサムノキ等のハーブが有用な痒み防止効果を有することを見出した。 The present inventors have focused on the oriental medicinal and herbs that have been empirically used since ancient times, a result of our extensive research for the purpose of anti-itch, Itaaine, such as frankincense oriental medicinal and mountain grape, Gille ad balsam eaves herbs etc. were found to have an anti-itch effect useful. さらに、それらを含む特定の和漢薬、ハーブ類と抗炎症剤として汎用されるグリチルリチン酸誘導体と併用することにより、格段に痒み防止効果が向上することを見出した。 In addition, certain oriental medicinal containing them, by combination with glycyrrhizic acid derivatives commonly used as herbs and anti-inflammatory agent, was found to improve significantly itch prevention effect. これにより、副作用がほとんどない優れた痒み防止剤が得られることを確認し、本発明を完成するに至った。 As a result, make sure that the anti-itch agent side effects excellent little can be obtained, and have completed the present invention.

即ち、本発明は、板藍根、乳香、没薬、柿葉、杉皮、マウンテングレープ、ギレアドバルサムノキ、フキタンポポ、アカハルニレ、コレウス、ジャマイカドッグウッド、セイヨウタンポポのうちの乳香、没薬、杉皮、マウンテングレープ、ギレアドバルサムノキ、フキタンポポ、ジャマイカドッグウッドからなる群より選ばれた一種又は二種以上の和漢薬、ハーブを含有する痒み防止皮膚外用剤、さらに、(A)グリチルリチン酸および/またはその誘導と(B)荊芥、防風、牛蒡子、知母、金銀花、連翹、板藍根、白鮮皮、射干、地膚子、扁蓄、秦ぎょう、厚朴、陳皮、地楡、乳香、没薬、路路通、何首烏、沙参、百部、桑寄生、五味子、しつり子、蛇床子、柿葉、杉皮、イザヨイバラ、セイヨウキズタ、マウンテングレープ、セイヨウ That is, the present invention is, Itaaine, frankincense, myrrh, persimmon leaves, cedar bark, mountain grape, Gille ad balsam eaves, coltsfoot, Akaharunire, Coleus, Jamaica Dogwood, milk flavor of the dandelion, myrrh, cedar bark, mountain grape, Gille add balsam based, coltsfoot, one selected from the group consisting of Jamaican Dogwood or two or more kinds of oriental medicinal, anti-itch skin external preparation containing herbs, further, (a) glycyrrhizic acid and / or its derived thereof ( B) 荊芥, windproof, Goboko, intellectual mother, gold and silver flowers, forsythia, Itaaine, white 鮮皮, wait until Sasha, Jihadako, 扁蓄, Qin industry, magnolia bark, chenpi, Chinire, frankincense, myrrh, road-road through, cashew, Sunasan, one hundred parts, mulberry parasitic, Schisandra, Shitsuriko, Hebiyukako, persimmon leaves, cedar bark, chestnut rose, ivy, mountain grape, western ズ、ゼニアオイ、トールメンティル、サボンソウ、ナツシロギク、ギレアドバルサムノキ、クリーバーズ、フキタンポポ、ホップ、アカハルニレ、ラベンダー、マロニエ、セイヨウオトギリソウ、コレウス、ムラサキツメクサ、セイヨウニワトコ、セイヨウノコギリソウ、サルサパリラ、ジャマイカドッグウッド、スギナ、タイム、ユーカリ、ワイルドパンジー、エキナセア、ゲンチアナ、セイヨウイラクサ、セイヨウタンポポ、メリッサのうちの乳香、没薬、杉皮、マウンテングレープ、ギレアドバルサムノキ、フキタンポポ、ジャマイカドッグウッドからなる群より選ばれた一種又は二種以上の和漢薬、ハーブ類を併用する痒み防止皮膚外用剤を提供するものであり、この皮膚外用剤は、皮膚に発現する痒みに対して優れた防止作用を 'S, mallow, tall Men Till, Sabonsou, feverfew, Gille ad balsam eaves, Kuribazu, coltsfoot, hop, Akaharunire, lavender, horse chestnut, St. John's wort, Coleus, red clover, Sambucus nigra, yarrow, sarsaparilla, Jamaica Dogwood, horsetail, time , eucalyptus, wild pansy, echinacea, gentian, horse nettle, dandelion, milk incense of Melissa, myrrh, cedar bark, mountain grape, Gille ad balsam eaves, coltsfoot, one or two selected from the group consisting of Jamaica Dogwood more oriental medicinal, there is provided a anti-itch skin external preparation used in combination herbs, the external preparation for skin, excellent inhibiting action against itching expressed in the skin し、かつ安全性が高く、医薬品、化粧品などに好適に用いることができるものである。 And, and more secure, pharmaceuticals are those which can be suitably used for cosmetics.

以下、本発明につき更に詳しく説明する。 Hereinafter, more detailed description of the present invention.
本発明に用いられる和漢薬、ハーブはその用部に特に限定はないが、和漢薬の荊芥、防風、牛蒡子、知母、金銀花、連翹、板藍根、白鮮皮、射干、地膚子、扁蓄、秦ぎょう、厚朴、陳皮、地楡、乳香、没薬、路路通、何首烏、沙参、百部、桑寄生、五味子、しつり子、蛇床子、柿葉、杉皮はそれぞれ生薬としての用部を用いることができる。 Oriental medicinal used in the present invention, the herb is not particularly limited in its use part, 荊芥 of oriental medicinal, windproof, Goboko, intellectual mother, gold and silver flowers, forsythia, Itaaine, white 鮮皮, wait until Sasha, Jihadako,扁蓄, Qin industry, magnolia bark, chenpi, Chinire, frankincense, myrrh, road-road communication, cashew, Sunasan, one hundred parts of mulberry parasitic, Schisandra, Shitsuriko, Hebiyukako, persimmon leaves, Sugigawa each it can be used use part of a crude drug. また、ハーブ類のイザヨイバラは果実、セイヨウキズタは葉、マウンテングレープは根茎、セイヨウネズは果実、ゼニアオイは花葉、トールメンティルは根、サボンソウは根茎、ナツシロギクは葉、ギレアドバルサムノキは葉芽、クリーバーズは地上部、フキタンポポは花、ホップは花穂、アカハルニレは樹皮、ラベンダーは花穂、マロニエは果実、セイヨウオトギリソウは地上部、コレウスはシソ科コレウス・フォルスコリの全草、ムラサキツメクサは花穂、セイヨウニワトコは花葉、セイヨウノコギリソウは地上部、サルサパリラは根、ジャマイカドッグウッドは樹皮、スギナは地上部、タイムは地上部、ユーカリは葉、ワイルドパンジーは地上部、エキナセアは根茎、ゲンチアナは根茎、セイヨウイラクサは地上部、セイヨウタンポポ In addition, the fruit chestnut rose of herbs, ivy leaves, mountain grape is the rhizome, juniper fruit, mallow is Hanaha, Tall Men Til roots, Sabonsou the rhizome, feverfew leaves, Gille ad balsam eaves Saddle, Kuribazu is above-ground parts, coltsfoot flowers, hops spike, Akaharunire bark, lavender spike, horse chestnut fruit, St. John's wort is the above-ground parts, Coleus is the whole plant of the mint family Plectranthus barbatus, red clover is spike, Sambucus nigra is Hanaha, yarrow is the above-ground parts, sarsaparilla roots, Jamaica Dogwood bark, horsetail is the above-ground parts, time is the above-ground parts, eucalyptus leaves, wild pansy is the above-ground parts, echinacea is rhizome, gentian is the rhizome, horse nettle is the above-ground parts, Taraxacum officinale 全草、メリッサは葉を用いることが好適である。 Whole herb, Melissa is preferable to use leaves.

これらを生のままあるいは乾燥したものを適当な大きさに切断したり、粉砕加工したもの、または抽出物として、それらの抽出エキスあるいは成分を分離精製したものでもよい。 These or cut those left or dried raw to a suitable size, as grinding processed ones, or extracts, may be obtained by separation and purification thereof extract or component. 抽出エキスの場合は、常法により溶媒抽出することによって得ることができ、抽出溶媒が使用上無毒性のものであれば抽出液をそのまま用いても、適宜な溶媒で希釈した希釈液として用いてもよく、あるいは濃縮エキスとしたり、凍結乾燥などにより乾燥粉末としたり、ペースト状に調製したものなどが利用できる。 For extract can be obtained by solvent extraction by a conventional method, it is used as it extracts if the extraction solvent is that of using the non-toxic, is used as the diluent diluted with an appropriate solvent At best, or or a concentrated extract, or a dry powder by freeze drying, such as those prepared into a paste can be used.

上記植物の抽出物を得るのに用いる溶媒としては、メタノール、エタノール、ブタノール、ヘキサン、ヘプタン、シクロヘキサン、酢酸エチル、アセトンなどの一般に用いられる有機溶媒、及び水などを挙げることができ、これらの1種を単独で又は2種以上を混合して使用することができる。 The solvent used to obtain an extract of the plant, methanol, ethanol, butanol, hexane, heptane, cyclohexane, ethyl acetate, may be mentioned in general organic solvents used such as acetone, and water, and the like, of 1 it can be used alone or in mixtures of two or more species. これらの溶媒の中では特にエタノール、水、含水エタノールが好ましい。 Especially ethanol Among these solvents, water, aqueous ethanol are preferred. なお、抽出処理は、冷浸、温浸、加熱還流、パーコレーション法などの常法によって行うことができる。 Incidentally, the extraction treatment can be carried out maceration, digestion, heated to reflux, by conventional methods such as percolation method. 溶媒抽出の他に、炭酸ガスを超臨界状態にして行う超臨界抽出によって得たエキスも同様に利用できる。 In addition to the solvent extraction, extract can be utilized as well obtained by supercritical extraction performed by the carbon dioxide in a supercritical state. このときには、抽出助剤としてヘキサン、エタノールなどを用いることもできる。 At this time, hexane as extraction aid, ethanol, etc. can also be used. それぞれの植物を個別に抽出する他、数種の植物を予め混合した後、抽出することもできる。 Besides extracting the respective plants separately, after previous mixing several plants it can also be extracted.
また、抽出物の分離精製は、抽出物を活性炭処理、液液分配、カラムクロマトグラフィー、液体クロマトグラフィーなどで精製することによって行うことができる。 Moreover, separation and purification of the extract, the extract can be carried out by purifying the activated carbon treatment, liquid-liquid distribution, column chromatography, etc. In liquid chromatography.

また本発明に用いられるグリチルリチン酸誘導体はグリチルリチン酸、グリチルリチン酸ステアリル、グリチルレチン、グリチルレチン酸ジカリウムなどが挙げられる。 The glycyrrhizic acid derivative used in the present invention is glycyrrhizic acid, glycyrrhizic acid stearyl, glycyrrhetinic, like glycyrrhetinic acid dipotassium.
本発明の皮膚外用剤には、上記のように荊芥、防風、牛蒡子、知母、金銀花、連翹、板藍根、白鮮皮、射干、地膚子、扁蓄、秦ぎょう、厚朴、陳皮、地楡、乳香、没薬、路路通、何首烏、沙参、百部、桑寄生、五味子、しつり子、蛇床子、柿葉、杉皮、イザヨイバラ、セイヨウキズタ、マウンテングレープ、セイヨウネズ、ゼニアオイ、トールメンティル、サボンソウ、ナツシロギク、ギレアドバルサムノキ、クリーバーズ、フキタンポポ、ホップ、アカハルニレ、ラベンダー、マロニエ、セイヨウオトギリソウ、コレウス、ムラサキツメクサ、セイヨウニワトコ、セイヨウノコギリソウ、サルサパリラ、ジャマイカドッグウッド、スギナ、タイム、ユーカリ、ワイルドパンジー、エキナセア、ゲンチアナ、セイヨウイラクサ、セイヨウタン The skin external preparation of the present invention is, 荊芥 as described above, windproof, Goboko, intellectual mother, gold and silver flowers, forsythia, Itaaine, white 鮮皮, wait until Sasha, Jihadako, 扁蓄, Qin industry, magnolia bark, chenpi, Chinire, frankincense, myrrh, road-road communication, cashew, Sunasan, one hundred parts, mulberry parasitic, Schisandra, Shitsuriko, Hebiyukako, persimmon leaves, cedar bark, chestnut rose, ivy, mountain grape, juniper, mallow , tall Men Till, Sabonsou, feverfew, Gille ad balsam eaves, Kuribazu, coltsfoot, hop, Akaharunire, lavender, horse chestnut, St. John's wort, Coleus, red clover, Sambucus nigra, yarrow, sarsaparilla, Jamaica Dogwood, horsetail, thyme, eucalyptus, wild pansy, echinacea, gentian, horse nettle, western Tan ポ、メリッサからなる群より選ばれた一種又は二種以上の生のまま植物、あるいは乾燥したものを適当な大きさに切断したり、粉砕加工したもの又はそれらの抽出物を必須成分として含有するものである。 Po contains one selected from the group consisting of Melissa or two or more kinds of raw remains plants, or dried ones or cut to size, the milled processed ones or extracts thereof as an essential component it is intended.

本発明の植物抽出物の配合量は、グリチルリチン酸誘導体と併用するしないに関わらず、組成物の用途、剤型等に応じて適宜選定されるが、通常、抽出溶剤を除いた固形分に換算して0.001〜10重量%配合するのがよい。 The amount of plant extract of the invention, regardless of whether or not in combination with Glycyrrhizin acid derivative, use of the composition, is suitably selected depending on the dosage form, etc., usually, converted to solid content excluding the extraction solvent it is preferable to blend 0.001 to 10% by weight. 好ましくは0.005〜5重量%配合するのがよい。 And it is preferably formulated 0.005 wt%. 配合量が0.001重量%未満であると、本発明の効果を発揮できない。 When the amount is less than 0.001 wt%, it can not exhibit the effect of the present invention. また10重量%を越えても効果向上は見られず、剤形によっては製造が困難になるものもあることから、10重量%を超えないほうがよい。 The increase in efficiency was not observed even exceed 10 wt%, since some of which production becomes difficult depending on the dosage form, it is better not exceed 10 wt%. また特定の和漢薬、ハーブ類と併用する場合のグリチルリチン酸誘導体は0.01〜3.0重量%配合するのがよい。 The specific oriental medicinal, glycyrrhizic acid derivative when used in combination with herbs is advisable to blend 0.01 to 3.0 wt%. 配合量が0.01重量%未満であると、本発明の効果を発揮できない。 When the amount is less than 0.01 wt%, it can not exhibit the effect of the present invention. また3.0%を越えても効果は上がらず、製剤配合上、不利益になることが多い。 Even beyond 3.0%, the effect is not increased, the formulation blend, it is often a disadvantage. 好ましくは0.05〜1.0重量%配合するのがよい。 And it is preferably formulated from 0.05 to 1.0 wt%. グリチルリチン酸誘導体に対する特定の和漢薬、ハーブ類の配合比は1000〜1/3000が好ましく、さらに好ましくは100〜1/200である。 Certain oriental medicinal for glycyrrhizic acid derivative, the mixing ratio of herbs is preferably 1000 to / 3000, more preferably from 100 to 1/200. この範囲を外れると本発明の併用効果が得られない。 No combined effect of the present invention can be obtained when outside this range.

本発明の皮膚外用剤は、全身皮膚、頭皮などに適用され、例えばクリーム、ハンドクリーム、乳液、化粧水、ローション、石鹸、ハンドソープ、ボディソープ、入浴剤、水虫薬、にきび治療剤、鎮痒剤、点眼剤、眼軟膏剤などの外用組成物及び皮膚化粧料、シャンプー、リンス、トニック、青毛剤等の毛髪化粧料などとして調製することができる。 The external preparation for skin of the present invention, whole body skin, is applied to a scalp, for example cream, hand cream, lotion, skin lotion, lotion, soap, hand soap, body soap, bath salts, athlete's foot medication, acne treatment agents, antipruritic agents it can be prepared eye drops, topical compositions such as eye ointments and skin cosmetics, shampoos, rinses, tonics, as such hair cosmetics such Aoge agent.
この場合、本発明の皮膚外用剤は、上記皮膚外用剤の種類、剤型などに応じた公知の配合成分を用いて常法により調製できる。 In this case, the external preparation for skin of the present invention, the kind of the external preparation for skin, a known compounding ingredients depending on the dosage form by a conventional method can be prepared with. なお、本発明組成物には、上記有効成分に加えて、一般に痒み軽減防止用製剤に用いられているステロイド剤、抗アレルギー剤、抗ヒスタミン剤、局所麻酔剤、鎮痒剤、清涼剤などをあわせて配合することができる。 Incidentally, the present invention compositions may comprise, in addition to the above active ingredients, steroids are commonly used for itch relief preventing preparations, antiallergic agents, antihistamines, local anesthetics, antipruritic agents, together and cooling blending can do.

発明の効果 Effect of the invention

本発明の皮膚外用剤は、皮膚に発現する痒みに対して優れた防止作用を示し、かつ安全性が高いことから、応用範囲が極めて広いものである。 The external preparation for skin of the present invention exhibits excellent inhibiting action against itching expressed in the skin, and because of high safety, application range is extremely wide.

以下、調製例、実験例、実施例(参考例を含む)を挙げて本発明を具体的に説明するが、本発明は下記の例に制限されるものではない。 Hereinafter, preparation examples, experimental examples, examples, but the present invention will be described specifically by way of (including Reference Examples), the present invention is not limited to the following examples.
〔調製例〕 [Preparation]
抽出エキスの調製:各植物を乾燥、粉砕して粗末とし、各10gをとり、50%エタノール200mLに浸漬し室温で5日間抽出した。 Preparation of extract: dry each plant, and poor by crushing takes each 10 g, were extracted for 5 days at room temperature were immersed in 50% ethanol 200 mL. 抽出液の溶媒を減圧留去し、乾燥させて抽出エキスを得た。 The solvent of the extract was distilled off under reduced pressure to obtain a extract dried. ただし、乳香、没薬はエタノールに溶解し、不溶分を除去した後、溶媒を減圧留去し、乾燥させて抽出エキスとした。 However, frankincense, myrrh was dissolved in ethanol, after removing the insoluble matter, the solvent was distilled off under reduced pressure, and the extract dried.
〔実験例1及び2〕表1に示す組成に従ってジェル状製剤を調製し試験に供した。 It was subjected to the prepared test gel-form preparation according to the composition shown in Experimental Example 1 and 2] Table 1. 植物エキスは予め50%エタノールに溶解し(乳香、没薬はエタノールに溶解)、ジェル状製剤に均一混合して各試料を調製し、以下の試験を行なった。 Plant extracts in advance was dissolved in 50% ethanol (frankincense, myrrh dissolved in ethanol), each sample was prepared by uniformly mixing the gel-form preparation was subjected to the following tests. また、グリチルリチン酸誘導体との併用試験については、表2に示す組成に従って各試料を調製し試験に供した。 As for the combination studies the glycyrrhizic acid derivative, was subjected to the prepared test each sample according to the compositions shown in Table 2.

〔実験例1〕 [Experimental Example 1]
健常人5名の前腕内側に、調製例で示した試料約0.1gを直径約3cmの範囲に塗布した。 The inner forearm of five healthy adults, the sample of about 0.1g shown in Preparation was applied to a range of a diameter of about 3 cm. 10分後、試料を拭き取り、乾燥させた後、0.1%塩酸ヒスタミン生理食塩水溶液を塗布範囲内に1滴ずつ3ヶ所に滴下し、そこを針先で出血しない程度に刺傷してヒスタミンを皮内に投与した。 After 10 minutes, wipe the sample, dried, and then added dropwise to 3 places dropwise within application range of 0.1% histamine hydrochloride saline solution, histamine and bite so as not to bleed therethrough at needlepoint It was administered intradermally. 30秒放置後、ヒスタミン溶液を拭き取り、発現する痒みを下記の評価基準に従って官能評価した。 After standing for 30 seconds, wiping the histamine solution was organoleptically evaluated itching expressed according to the following evaluation criteria.
痒みの評価基準 評点 評価基準 3:明らかに痒い 2:明確に痒いが弱い(掻かなくても我慢できる) Itching of the evaluation criteria scoring evaluation criteria 3: apparently itchy 2: (can be put up without scratched) clearly itchy but weak
1:痒みが明確でないが違和感がある 0:痒み、違和感ともにない5名の評点平均を求め、下記の判定基準に従ってその試料のヒスタミン反応による痒み防止効果とした。 1: itching is not clear there is something wrong 0: itching, obtains a rating average of not in discomfort both five and the anti-itch effects of histamine reaction of the sample according to the following criteria. なお、評価者の5名はブランクテストで痒みの評価基準の3点にあたる痒みを認知することを確かめた上で本実験を行った。 In addition, five of the evaluators was conducted this experiment on making sure that you recognize the itching corresponding to three points of the evaluation criteria of itching in the blank test. 結果を表3および表4〜8に示す。 The results are shown in Tables 3 and 4-8 to.
判定 判定基準 ◎:平均点0〜0.6 Judgment criteria ◎: Average points from 0 to 0.6
○:平均点0.8〜1.4 ○: The average points 0.8 to 1.4
△:平均点1.6〜2.2 △: Average points 1.6 to 2.2
×:平均点2.4〜3 ×: The average point of 2.4 to 3

〔実験例2〕 [Experimental Example 2]
ダニアレルギー患者5名の前腕内側に、試料約0.1gを直径約3cmの範囲に塗布した。 The inner forearm of mite allergic patients five were coated sample of about 0.1g in the range of diameter of about 3 cm. 10分後、試料を拭き取り、乾燥させた後、抗原溶液(診断用ハウスダストアレルゲンスクラッチエキス:鳥居薬品(株)製)を塗布範囲内に1滴ずつ滴下し、以下、実験例1と同様に操作、評価を行い、アレルギー反応に伴う痒みの防止効果とした。 After 10 minutes, wipe the sample, after drying, the antigen solution: was added drop by one drop (diagnostic house dust allergen scratch extract Torii Pharmaceutical Co., Ltd.) within the application range, below, in the same manner as in Experimental Example 1 operation, evaluated, and the effect of preventing the itching associated with allergic reactions. なお、評価者の5名はブランクテストで痒みの評価基準の3点にあたる痒みを認知することを確かめた上で本実験を行った。 In addition, five of the evaluators was conducted this experiment on making sure that you recognize the itching corresponding to three points of the evaluation criteria of itching in the blank test. 有効成分として特定和漢薬、ハーブ単独系での結果を表3に示す。 Identified as an active ingredient oriental medicinal, results in herbal sole system shown in Table 3. 又 有効成分として特定和漢薬、ハーブとグリチルリチン酸及び/またはその誘導体との併用系での結果を表4−8に示す。 Also identified as active ingredient oriental medicinal, shown in Table 4-8 Results in combination systems with herbs and glycyrrhizic acid and / or its derivatives. 表4−8の実施例欄に記載のNo. No. described in Example column of Table 4-8 1〜70のうち、No. Among the 1~70, No. 2, 3,5〜8、1 1,2 8,29,42,48,50,61が本発明の実施例であり、残りのNo. 2, 3,5~8,1 1,2 8,29,42,48,50,61 is an embodiment of the present invention, the remaining No. 1, 4,9,10,12〜 19 ,20〜27,30〜41,43〜47、49,51〜60、62〜70は、参考例である。 1, 4,9,10,12~ 19, 20~27,30~41,43~47,49,51~60,62~70 is a reference example.

表3の結果から明らかなように、板藍根、乳香、没薬、柿葉、杉皮、マウンテングレープ、ギレアドバルサムノキ、フキタンポポ、アカハルニレ、コレウス、ジャマイカドッグウッド、セイヨウタンポポの各エキスに明らかな痒み防止効果が確認された。 As is clear from the results shown in Table 3, Itaaine, frankincense, myrrh, persimmon leaves, cedar bark, mountain grape, Gille ad balsam eaves, coltsfoot, Akaharunire, Coleus, Jamaica Dogwood, is anti-itch effect is evident in each extract of Taraxacum officinale confirmed. また、表4〜8の結果から、荊芥、防風、牛蒡子、知母、金銀花、連翹、板藍根、白鮮皮、射干、地膚子、扁蓄、秦ぎょう、厚朴、陳皮、地楡、乳香、没薬、路路通、何首烏、沙参、百部、桑寄生、五味子、しつり子、蛇床子、柿葉、杉皮、イザヨイバラ、セイヨウキズタ、マウンテングレープ、セイヨウネズ、ゼニアオイ、トールメンティル、サボンソウ、ナツシロギク、ギレアドバルサムノキ、クリーバーズ、フキタンポポ、ホップ、アカハルニレ、ラベンダー、マロニエ、セイヨウオトギリソウ、コレウス、ムラサキツメクサ、セイヨウニワトコ、セイヨウノコギリソウ、サルサパリラ、ジャマイカドッグウッド、スギナ、タイム、ユーカリ、ワイルドパンジー、エキナセア、ゲンチアナ、セイヨウイラクサ、セイヨウタンポポ、メリ In addition, from the results in Table 4-8, 荊芥, windproof, Goboko, intellectual mother, gold and silver flowers, forsythia, Itaaine, white 鮮皮, wait until Sasha, Jihadako, 扁蓄, Qin industry, magnolia bark, chenpi, ground elm, frankincense, myrrh, road-road communication, cashew, Sunasan, one hundred parts, mulberry parasitic, Schisandra, Shitsuriko, Hebiyukako, persimmon leaves, cedar bark, chestnut rose, ivy, mountain grape, juniper, mallow, Torumen Till, Sabonsou, feverfew, Gille ad balsam eaves, Kuribazu, coltsfoot, hop, Akaharunire, lavender, horse chestnut, St. John's wort, Coleus, red clover, Sambucus nigra, yarrow, sarsaparilla, Jamaica Dogwood, horsetail, thyme, eucalyptus, wild pansy, echinacea, gentian, horse nettle, dandelion, Meri サの各エキスはグリチルリチン酸誘導体と併用することにより、それぞれ単独で用いたときに比べて、明らかに高い痒み防止効果を示すことが立証された。 Each extract Sa is by combination with glycyrrhizic acid derivatives, as compared to when used alone, respectively, to exhibit significantly higher anti-itch effect was demonstrated.

以下、本発明の皮膚外用剤および参考の皮膚外用剤を配合した処方例を示す。 Hereinafter, the formulation examples formulated with skin external preparation of skin external preparations and references of the present invention. 処方例1〜53 は、有効成分として特定和漢薬、ハーブ単独系の例を示した。 Formulation Example 1 to 53 are identified as active ingredient oriental medicinal, an example of herbal sole system. 処方例54−106は有効成分として特定和漢薬、ハーブとグリチルリチン酸及び/またはその誘導体との併用系を示した。 Formulation Example 54-106 showed combined system with specific oriental medicinal herbs and glycyrrhizic acid and / or its derivatives as an active ingredient. 尚、各植物エキスは調製例の抽出法によるものを用いたが、配合のし易さを考慮して、固形分10%の溶液(一部懸濁液)を予め調製し、それを配合した。 Note that each plant extract has been used by the extraction method of Preparation, considering the formulation ease, 10% solids solution (part suspension) is prepared beforehand, was blended therewith . 表中のエキス配合量は10%溶液の配合量である。 Extract the amount in the table is the amount of a 10% solution. 下記の例は、いずれも皮膚や頭皮における痒み防止効果に優れており、安全性も良好なものであった。 Examples The following are all excellent in anti-itch effect on the skin and scalp, were those also safety good.

Claims (2)

  1. 痒み防止効果を有する植物抽出エキスを含有する痒み防止皮膚外用剤であって、 A anti-itch skin external preparation containing plant extracts having anti-itch effect,
    前記植物抽出エキスが、乳香、没薬、杉皮、マウンテングレープ、ギレアドバルサムノキ、フキタンポポ、ジャマイカドッグウッドからなる群より選ばれた一種又は二種以上の植物の抽出エキスであることを特徴とする痒み防止皮膚外用剤。 Wherein the plant extract is a characteristic milk flavor, myrrh, cedar bark, Mountain grape, Gille add balsam based, coltsfoot, that the extract of Jamaican dog selected from the group consisting of wood one or two or more plants anti-itch skin external preparation.
  2. さらに、グリチルリチン酸および/またはその誘導体を含有する請求項1に記載の痒み防止皮膚外用剤。 Moreover, anti-itch skin external preparation according to claim 1 containing glycyrrhizinic acid and / or derivatives thereof.
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US7799352B2 (en) * 2006-08-09 2010-09-21 Korea Atomic Energy Research Institute Therapeutic hydrogel for atopic dermatitis and preparation method thereof
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